Discourse markers have variant degrees of semantic meaning; they are utterance-initial; and they can signal a discourse relationship or signal a writerâs or a speakerâs attitude. When we are planning to write a well-organized text, cohesion and coherence must be taken into
Koilonychia can also be caused by medical conditions created by unbalanced diets, problems with absorption, inadequate intake of nutrients, inability to digest nutrients, digestive issues, or anything that is capable of hindering the proper development of nails, nail biting included.
Some infants with koilonychia do have iron deficiency, so see your baby's doctor if you notice this nail change. Vitamin B-12 deficiency can cause nail discoloration, including, brownish or blue nails or blue-black streaks not associated with ridges. Brown, black or white bands can also indicate malnutrition.